Desk lamp



FIG. 1 is a perspective view of the desk lamp showing my new design;

FIG. 2 is a perspective view thereof from another angle;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a top plan view thereof;

FIG. 8 is a bottom plan view thereof; and,

FIG. 9 is a perspective view thereof when the cover is detached from the desk lamp.

The broken lines shown in the drawings are included for the purpose of illustrating portions of the desk lamp that form no part of the claimed design. 

CLAIM The ornamental design for a desk lamp, as shown and described. 